Last name Vahlis (Vahlis 
) , in the world, is a very rare surname. The last name Vahlis is characteristic of Venezuela, where it is a rare surname, Australia, where it is a very rare surname, and Canada, where it is an extremely rare surname. Not in comparison with a country's population, the name is most common in Venezuela, Australia, and Brazil. Very seldom, Vahlis is the forename as well as the last name.